Table P-X
Points of the Inner Yff Triangle.
Points available at the Kimberling's Encyclopedia ETC.
The ETC version: The 8998 points version of 2015.
The "Discoverer" database version: October 2013.
Last update: 2016-04-29

      Role     Kimberling Notation  
  1     X(1) Incenter of the Inner Yff Triangle     X(1)   Incenter  
  2     X(3) Circumcenter of the Inner Yff Triangle     X(55)   Internal Center of Similitude of Circumcircle and Incircle  
  3     X(4) Orthocenter of the Inner Yff Triangle     X(1478)   Center of the Inner Johnson-Yff Circle  
  4     X(5) Nine-Point Center of the Inner Yff Triangle     X(495)   Johnson Midpoint  
  5     X(6) Symmedian Point of the Inner Yff Triangle     X(611)    
  6     X(20) de Longchamps Point of the Inner Yff Triangle     X(4302)    
  7     X(40) Bevan Point of the Inner Yff Triangle     X(5119)    
  8     X(56) External Center of Similitude of the Incircle and the Circumcircle of the Inner Yff Triangle     X(8069)    
  9     X(84) Perspector of Triangle ABC and the Hexyl Triangle of the Inner Yff Triangle     X(1709)    
  10     X(355) Center of the Fuhrmann Circle of the Inner Yff Triangle     X(5252)